DE1671722C3 - Poröse Wasserstoffelektroden fur Brennstoffelemente und Verfahren zur Herstellung solcher Elektroden - Google Patents
Poröse Wasserstoffelektroden fur Brennstoffelemente und Verfahren zur Herstellung solcher ElektrodenInfo
- Publication number
- DE1671722C3 DE1671722C3 DE68B96276A DEB0096276A DE1671722C3 DE 1671722 C3 DE1671722 C3 DE 1671722C3 DE 68B96276 A DE68B96276 A DE 68B96276A DE B0096276 A DEB0096276 A DE B0096276A DE 1671722 C3 DE1671722 C3 DE 1671722C3
- Authority
- DE
- Germany
- Prior art keywords
- electrodes
- tungsten carbide
- activated carbon
- polytetrafluoroethylene
- polyethylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 18
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 14
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 14
- 239000001257 hydrogen Substances 0.000 title claims description 14
- 239000000446 fuel Substances 0.000 title claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 47
- -1 polytetrafluoroethylene Polymers 0.000 claims description 36
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 claims description 23
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 18
- 239000004698 Polyethylene Substances 0.000 claims description 17
- 239000003054 catalyst Substances 0.000 claims description 17
- 229920000573 polyethylene Polymers 0.000 claims description 17
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 17
- 239000003792 electrolyte Substances 0.000 claims description 12
- 239000007789 gas Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- 239000011230 binding agent Substances 0.000 claims description 7
- 239000000843 powder Substances 0.000 claims description 7
- 229920001169 thermoplastic Polymers 0.000 claims description 7
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 6
- 230000002378 acidificating effect Effects 0.000 claims description 3
- 239000007900 aqueous suspension Substances 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 description 14
- 239000003245 coal Substances 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 7
- 239000011148 porous material Substances 0.000 description 7
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- 150000003839 salts Chemical class 0.000 description 6
- 239000000126 substance Substances 0.000 description 5
- 239000000725 suspension Substances 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 229910052697 platinum Inorganic materials 0.000 description 3
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000007772 electrode material Substances 0.000 description 2
- 230000035800 maturation Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 150000001247 metal acetylides Chemical class 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 231100000572 poisoning Toxicity 0.000 description 2
- 230000000607 poisoning effect Effects 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 230000005070 ripening Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 229910000147 aluminium phosphate Inorganic materials 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-N carbonic acid Chemical compound OC(O)=O BVKZGUZCCUSVTD-UHFFFAOYSA-N 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000002209 hydrophobic effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000002386 leaching Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000010970 precious metal Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000376 reactant Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910021332 silicide Inorganic materials 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 229910052938 sodium sulfate Inorganic materials 0.000 description 1
- 235000011152 sodium sulphate Nutrition 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
- 239000000080 wetting agent Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M4/00—Electrodes
- H01M4/86—Inert electrodes with catalytic activity, e.g. for fuel cells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/50—Fuel cells
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Inert Electrodes (AREA)
- Electrodes For Compound Or Non-Metal Manufacture (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE68B96276A DE1671722C3 (de) | 1968-01-18 | 1968-01-18 | Poröse Wasserstoffelektroden fur Brennstoffelemente und Verfahren zur Herstellung solcher Elektroden |
| FR1597127D FR1597127A (enrdf_load_stackoverflow) | 1968-01-18 | 1968-12-24 | |
| GB1238444D GB1238444A (enrdf_load_stackoverflow) | 1968-01-18 | 1969-01-14 | |
| US00791618*A US3708342A (en) | 1968-01-18 | 1969-01-16 | Hydrogen electrodes for fuel cells |
| CH81669A CH507595A (de) | 1968-01-18 | 1969-01-20 | Poröse Elektroden mit säurebeständigem Hartstoff für Wasserstoff-Brennstoffzellen mit saurem Elektrolyten, sowie Verfahren zu deren Herstellung |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE1671722 | 1968-01-18 | ||
| DE68B96276A DE1671722C3 (de) | 1968-01-18 | 1968-01-18 | Poröse Wasserstoffelektroden fur Brennstoffelemente und Verfahren zur Herstellung solcher Elektroden |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1671722A1 DE1671722A1 (de) | 1971-10-21 |
| DE1671722B2 DE1671722B2 (de) | 1978-06-01 |
| DE1671722C3 true DE1671722C3 (de) | 1979-03-01 |
Family
ID=25754412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE68B96276A Expired DE1671722C3 (de) | 1968-01-18 | 1968-01-18 | Poröse Wasserstoffelektroden fur Brennstoffelemente und Verfahren zur Herstellung solcher Elektroden |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3708342A (enrdf_load_stackoverflow) |
| CH (1) | CH507595A (enrdf_load_stackoverflow) |
| DE (1) | DE1671722C3 (enrdf_load_stackoverflow) |
| FR (1) | FR1597127A (enrdf_load_stackoverflow) |
| GB (1) | GB1238444A (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5644784A (en) | 1979-09-21 | 1981-04-24 | Asahi Glass Co Ltd | Preparation of cathode for electrolysis of alkali chloride |
| DE102005019000A1 (de) | 2005-04-22 | 2006-10-26 | Degussa Ag | Katalytisch beschichteter Träger, Verfahren zu dessen Herstellung und damit ausgestatteter Reaktor sowie dessen Verwendung |
| US20080022593A1 (en) * | 2006-07-31 | 2008-01-31 | Gur Turgut M | Steam-carbon cell for hydrogen production |
-
1968
- 1968-01-18 DE DE68B96276A patent/DE1671722C3/de not_active Expired
- 1968-12-24 FR FR1597127D patent/FR1597127A/fr not_active Expired
-
1969
- 1969-01-14 GB GB1238444D patent/GB1238444A/en not_active Expired
- 1969-01-16 US US00791618*A patent/US3708342A/en not_active Expired - Lifetime
- 1969-01-20 CH CH81669A patent/CH507595A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH507595A (de) | 1971-05-15 |
| GB1238444A (enrdf_load_stackoverflow) | 1971-07-07 |
| DE1671722A1 (de) | 1971-10-21 |
| FR1597127A (enrdf_load_stackoverflow) | 1970-06-22 |
| DE1671722B2 (de) | 1978-06-01 |
| US3708342A (en) | 1973-01-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |